Indian equity indices ended on a negative note with Nifty below 25,600 on January 19. At close, the Sensex was down 324.17 points or 0.39 percent at 83,246.18, and the Nifty was down 108.85 points or 0.42 percent at 25,585.50. About 1122 shares advanced, 2795 shares declined, and 169 shares unchanged.